Flow price: --
be9b37793e54aa89ab94e97cbd03739ff63745f551ff6a5b22dbce3f5b234a1c

Transaction

Hash: be9b37793e54aa89ab94e97cbd03739ff63745f551ff6a5b22dbce3f5b234a1c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> be9b37793e54aa89ab94e97cbd03739ff63745f551ff6a5b22dbce3f5b234a1c:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
be9b37793e54aa89ab94e97cbd03739ff63745f551ff6a5b22dbce3f5b234a1c
Status:
ERROR
Block height:
39876993
Block id:
0b0c7a60fd48ba0df5a68727500a4ed1bddd036a7f41c5de1d6618a866ec8d85
Timestamp:
Friday 28 October 2022 at 16:37:09 UTC
()
Proposer:
Authorizers:
Gas used:
50